Peanut Butter Cup Overnight Oats

Featured in: Sweet & Simple Cravings

These indulgent overnight oats capture the classic peanut butter cup flavor in a wholesome breakfast format. The creamy oat base combines Greek yogurt, natural peanut butter, and protein powder for maximum nutrition, while a glossy cocoa ganache swirls throughout for that chocolatey richness.

Simply layer the ingredients in jars, refrigerate overnight, and wake up to a ready-to-eat breakfast that feels like dessert. Each serving delivers 22 grams of protein to keep you satisfied all morning.

Updated on Mon, 09 Feb 2026 10:25:00 GMT
Overnight oats topped with mini chocolate chips and chopped peanuts. This creamy Peanut Butter Cup Overnight Oats recipe is a perfect healthy dessert-inspired breakfast. Save
Overnight oats topped with mini chocolate chips and chopped peanuts. This creamy Peanut Butter Cup Overnight Oats recipe is a perfect healthy dessert-inspired breakfast. | frizplo.com

My mornings changed the day I stopped pretending I had time for a hot breakfast. Standing in my kitchen at 6 AM, still half asleep, I spotted a container of overnight oats in the fridge and thought, why not layer it like a dessert? Twenty minutes later, I'd created something that tasted like eating a peanut butter cup with a spoon, except it had protein powder and Greek yogurt hiding inside. The cocoa ganache swirl made me feel fancy before I'd even had coffee. Now, every Sunday night, I find myself layering these jars like I'm building edible art.

Last winter, I made these for a houseguest who claimed they didn't do breakfast, and watched them come downstairs three times asking if there was more. That moment, sitting at the kitchen table while they scraped the last bits of ganache from the jar with a satisfied look, felt like I'd cracked some secret code about food and comfort. It wasn't fancy or complicated, but it mattered.

Ingredients

  • Old-fashioned rolled oats: The hearty base that softens into creamy bites without turning mushy; avoid quick oats or steel-cut varieties, as they absorb liquid differently and won't give you that ideal texture.
  • Unsweetened almond milk: Keeps things light and lets the peanut butter and chocolate shine; any milk works, but I've learned that oat milk creates an almost luxurious creaminess if you're feeling fancy.
  • Plain Greek yogurt: This is the secret weapon that makes overnight oats taste rich and dessert-like while doubling down on protein; don't skip it thinking regular yogurt will do the same job.
  • Natural peanut butter: The kind with just peanuts and salt, nothing else; commercial brands with added oils and sugar will make the flavor taste muddy instead of bright and distinct.
  • Honey or maple syrup: A touch of sweetness that doesn't overpower, blending seamlessly with the chocolate notes; maple syrup leans earthier, honey is more floral and clean.
  • Vanilla extract: One teaspoon is just enough to deepen the flavors without making anyone wonder what that vanilla-heavy taste is.
  • Chia seeds: Optional but worth it if you want extra thickness and a fiber boost that keeps you full longer without making the oats gritty.
  • Vanilla or chocolate protein powder: Optional, but this is where I've learned that a scoop turns breakfast into actual sustained fuel; chocolate protein will deepen the cocoa notes if you're going that direction.
  • Unsweetened cocoa powder: The foundation of your ganache layer, and yes, the word unsweetened matters because sweet cocoa powder will tip the whole thing into candy territory.
  • Mini chocolate chips: These melt slightly into the cold oats, creating pockets of chocolate that feel intentional and delightful.
  • Chopped roasted peanuts: Optional topping that adds crunch and reminds you this is inspired by the real candy you loved as a kid.

Instructions

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Combine the oat mixture:
In a bowl, stir together oats, almond milk, Greek yogurt, peanut butter, honey, vanilla, salt, chia seeds, and protein powder if using until everything is evenly distributed and creamy. You're aiming for a texture that feels thick but spreadable, not dry or too liquid.
Make the cocoa ganache:
Whisk cocoa powder, maple syrup, and milk in a small bowl until completely smooth and glossy with no cocoa streaks. The ganache should be pourable but thick enough to stay as distinct layers when you chill everything.
Layer the first half:
Divide half your oat mixture between two jars, pressing gently to settle it. Spoon half the ganache over each jar's oats, spreading it in an even layer that covers the surface.
Layer the second half:
Top with the remaining oat mixture, then finish with the last of the ganache drizzled or spread on top. The layers should feel intentional, like you're building something that matters.
Add your toppings:
Sprinkle mini chocolate chips and peanuts across the top, pressing them in slightly so they don't scatter when you cover the jars. This is where the dessert vibe really locks in.
Chill and set:
Cover the jars and refrigerate for at least four hours, though overnight is ideal because it gives the oats time to fully absorb the liquid and transform into something creamy and pudding-like. You'll know it's ready when you shake the jar and feel zero grittiness.
Serve and enjoy:
Pull straight from the fridge, stir gently to blend the layers or enjoy them distinct, and eat it cold and satisfying. Most people don't realize this is breakfast until they've already finished half the jar.
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There's something almost meditative about layering these jars on a quiet Sunday evening, knowing that come Tuesday morning when you're running late and everything feels chaotic, breakfast is already waiting in the fridge looking like a small edible gift you gave yourself. It transformed overnight oats from a health trend I dabbled in to something I actively plan my week around.

Making This Taste Like the Real Thing

The peanut butter and chocolate combination works because of how you balance them, not because of some magic formula. I learned this after making a version where I over-sweetened the ganache and it tasted more like chocolate pudding than like the beloved candy. The key is letting the natural sweetness of peanut butter shine through while cocoa stays bold and a little bit bitter, creating tension and interest on your tongue. When you taste it, that moment of recognition when your brain goes, oh, this is exactly that flavor I love, that's what you're aiming for.

Why Overnight Oats Became My Breakfast Solution

For years I grabbed pastries and coffee on my way out the door, telling myself I didn't have a breakfast person inside me. The moment I realized overnight oats meant actual breakfast waiting in the fridge was the moment I stopped using morning chaos as an excuse. Now I view Sunday meal prep differently, understanding it's not a restriction but permission to eat something good without negotiating with my sleep-deprived self five days a week.

Storage, Substitutions, and Seasonal Tweaks

These keep perfectly for three days, which means you can make two jars on Sunday and two on Wednesday if that fits your rhythm better. The beauty of the base recipe is how it absorbs any direction you pull it in, from swapping peanut butter for almond butter to experimenting with different protein powder flavors. I've tested vegan versions with coconut yogurt, dairy-free chocolate chips, and sunflower seed butter for friends with allergies, and every variation has tasted like someone cared enough to make breakfast special.

  • Make these up to three days ahead and grab them straight from the fridge, no reheating needed or wanted.
  • If the texture seems too thick on day three, stir in a splash of milk to bring back the creaminess.
  • Experiment with granola or cacao nibs stirred in just before eating if you're craving extra texture and aren't making these for the smooth pudding experience.

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Two jars of layered Peanut Butter Cup Overnight Oats with rich cocoa ganache. Enjoy this high-protein, no-cook breakfast that is great for busy mornings. Save
Two jars of layered Peanut Butter Cup Overnight Oats with rich cocoa ganache. Enjoy this high-protein, no-cook breakfast that is great for busy mornings. | frizplo.com

These jars remind me that breakfast doesn't have to be complicated or time-consuming to feel like care. Make them once and you'll understand why they become a regular thing.

Recipe FAQ

Can I make these overnight oats vegan?

Yes, simply swap Greek yogurt for a plant-based alternative and ensure your chocolate chips and protein powder are certified vegan. The result remains just as creamy and satisfying.

How long do these oats stay fresh in the refrigerator?

These layered oats keep well for up to 3 days when stored in airtight containers. The texture remains thick and creamy, making them perfect for meal prep.

Can I use different nut butters?

Absolutely. Almond butter, cashew butter, or sunflower seed butter work beautifully as alternatives. Each brings its own unique flavor profile to the dish.

Is the cocoa ganache layer necessary?

The ganache adds that signature chocolate cup element, but you can simplify by mixing cocoa powder directly into the oats if you prefer a quicker method.

What milk works best for this recipe?

Unsweetened almond milk creates a neutral base, but oat milk, soy milk, or traditional dairy milk all work wonderfully depending on your taste and dietary preferences.

Peanut Butter Cup Overnight Oats

Creamy overnight oats layered with rich cocoa ganache and chocolate toppings for a protein-packed morning treat.

Prep duration
10 min
Time to cook
240 min
Complete duration
250 min
Created by Madison Young

Classification Sweet & Simple Cravings

Complexity Level Easy

Cultural Origin American

Output 2 Portion Count

Dietary requirements Meat-Free, No Gluten

Components

Oats Mixture

01 1 cup old-fashioned rolled oats
02 1 cup unsweetened almond milk
03 3/4 cup plain Greek yogurt
04 3 tablespoons natural peanut butter
05 2 tablespoons honey or maple syrup
06 1 teaspoon vanilla extract
07 Pinch of salt
08 2 tablespoons chia seeds
09 1 scoop vanilla or chocolate protein powder

Cocoa Ganache Layer

01 2 tablespoons unsweetened cocoa powder
02 2 tablespoons pure maple syrup or honey
03 2 tablespoons milk of choice

Toppings

01 2 tablespoons mini chocolate chips
02 1 tablespoon chopped roasted peanuts

Directions

Step 01

Combine Oat Mixture: In a medium bowl, combine oats, almond milk, Greek yogurt, peanut butter, honey or maple syrup, vanilla extract, salt, chia seeds, and protein powder. Stir until well combined and creamy.

Step 02

Prepare Cocoa Ganache: In a small bowl, whisk together cocoa powder, maple syrup or honey, and milk until smooth and glossy.

Step 03

Layer First Half: Divide half of the oat mixture between two jars or containers. Spread half of the cocoa ganache on top of the oats in each jar.

Step 04

Layer Remaining Mixture: Layer the remaining oat mixture over the ganache, then finish with the rest of the ganache on top.

Step 05

Add Toppings: Sprinkle mini chocolate chips and chopped peanuts over the top of each jar.

Step 06

Chill Overnight: Cover and refrigerate for at least 4 hours, or overnight, until thick and creamy.

Step 07

Serve: Remove from refrigerator and serve chilled. Stir before eating if desired.

Necessary tools

  • Mixing bowls
  • Whisk
  • Measuring cups and spoons
  • Two jars or containers with lids

Allergy details

Review each component for potential allergens and seek professional healthcare advice if you're uncertain.
  • Contains peanuts
  • Contains dairy from Greek yogurt
  • May contain soy from chocolate chips and protein powder

Nutritional breakdown (per portion)

These values are provided as estimates only and shouldn't replace professional medical guidance.
  • Energy Content: 410
  • Fats: 16 g
  • Carbohydrates: 50 g
  • Proteins: 22 g